| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-484-4126 (004844126) |
| NCB Code | USA (00) |
| Manufacturer | Rolls Royce Marine |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 2.345 INCHES MINIMUM AND 2.531 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 7.001 INCHES MINIMUM AND 7.125 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 1.312 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 2.900 INCHES MINIMUM AND 3.000 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 2.127 INCHES MINIMUM FIRST SHOULDER AND 2.171 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 4.407 INCHES MINIMUM FIRST SHOULDER AND 4.469 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 2.000 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 4-1/2 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | SHOULDER DIAMETER TAPERED FROM 2.171 IN. TO 2.127 IN. |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-24093 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Components Related to NSN - 5306-00-484-4126, 5306004844126 | ||||
| 5325-01-017-8809 (5325010178809) | 5330-01-278-3019 (5330012783019) | 5365-01-304-3832 (5365013043832) | 5305-15-060-1487 (5305150601487) | |
| 5305-01-361-3193 (5305013613193) | 5330-01-259-4088 (5330012594088) | 5340-01-672-8342 (5340016728342) | 5342-00-452-9798 (5342004529798) | |
| 5310-01-175-0629 (5310011750629) | 5330-01-120-4149 (5330011204149) | 5331-01-441-4577 (5331014414577) | 5330-01-425-8795 (5330014258795) | |
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